Beginner Level Advanced Level

INTERMEDIATE LEVEL

like: Chúng tôi chưa trả tiền điện. > Chúng tôi đã không trả tiền điện. → →

We didn't pay the electric bill.'> 925 We didn't pay the electric bill.'>

We haven't paid the electric bill yet. > We didn't pay the electric bill. We didn't pay the electric bill.'> ☊

Chúng tôi chưa trả tiền điện. > Chúng tôi đã không trả tiền điện. ☊